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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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/*
 * @test
 * @bug 8049520
 * @summary FileCredentialsCache loads cache once and is never refreshed
 * @modules java.security.jgss/sun.security.krb5
 *          java.security.jgss/sun.security.krb5.internal.ccache:+open
 * @library /test/lib
 */
import java.nio.file.Files;
import java.nio.file.Path;

import jdk.test.lib.Asserts;
import jdk.test.lib.process.Proc;
import sun.security.krb5.Credentials;

public class Refresh {
    public static void main(String[] args) throws Exception {
        if (args.length == 0) {
            Proc.create("Refresh")
                    .args("test")
                    .env("KRB5CCNAME", "tmpcc")
                    .inheritIO()
                    .start()
                    .waitFor(0);
        } else {
            Path cache = Path.of(System.getenv("KRB5CCNAME"));
            byte[] data = TimeInCCache.ccache.clone();
            Files.write(cache, data);
            check("dummy@MAXI.LOCAL");
            data[0x2A] = data[0x49] = 'f';
            Files.write(cache, data);
            check("fummy@MAXI.LOCAL");
        }
    }

    static void check(String expected) throws Exception {
        var cred = Credentials.acquireTGTFromCache(null, null);
        var pn = cred == null ? null : cred.getClient();
        var name = pn == null ? null : pn.toString();
        Asserts.assertEQ(expected, name);
    }
}
